Kepler-90
Sign in to saveKepler-90, also designated 2MASS J18574403+4918185, is an F-type star located about from Earth in the constellation of Draco. It is notable for being the only confirmed planetary system with the same number of observed planets as the Solar System.
Astronomical data · SIMBAD
- Object type
- EB*
- Spectral type
- G2
- Distance
- 2,789 light-years
- Redshift
- z = -0.00005183451698520525
- Coordinates
- RA 284.4335° · Dec 49.3051°
via SIMBAD · CDS Strasbourg
Wikidata facts
- Instance of
- eruptive variable star
- Constellation
- Draco
- Child body
- Kepler-90 i
- Distance from Earth
- 869.49
- Radius
- 1.2394572
- Mass
- 1.2
- Variable-star type
- rotating variable star
- Image
- Kepler-90 MultiExoplanet System - 20171214.jpg
Show 18 more facts
- apparent magnitude
- 13.713
- spectral class
- G3
- catalog code
- SPOCS 4225
- Commons category
- Kepler-90
- effective temperature
- 6080
- parallax
- 1.1695
- epoch
- J2000.0
- metallicity
- 0.11
- stellar rotational velocity
- 3.1
- surface gravity
- 21000
- age estimated by a dating method
- 2
- luminosity
- 1.7782582
- topic's main category
- Category:Kepler-90
- right ascension component of proper motion
- -4.35
- declination component of proper motion
- -3.256
- right ascension
- 284.43349296933
- declination
- 49.30513790393999
- radial velocity
- -19.6
via Wikidata · CC0
~6 min read
Encyclopedic overview
8 sectionsContents
- Nomenclature and history
- Stellar characteristics
- Planetary system
- Near resonances
- Similar stars
- Footnotes
- References
- External links
Kepler-90, also designated 2MASS J18574403+4918185, is an F-type star located about from Earth in the constellation of Draco. It is notable for being the only confirmed planetary system with the same number of observed planets as the Solar System.
==Nomenclature and history== Prior to Kepler observation, Kepler-90 had the 2MASS catalogue number 2MASS J18574403+4918185. It has the designation of KIC 11442793 in the Kepler Input Catalog, and was given the Kepler object of interest number of KOI-351 when it was found to have a transiting planet candidate.
Excerpted from Wikipedia’s “Kepler-90” article, available under the CC BY-SA 4.0 licence.